CN114166450A - Vibration tool and method for improving screening test efficiency of to-be-tested object - Google Patents
Vibration tool and method for improving screening test efficiency of to-be-tested object Download PDFInfo
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- CN114166450A CN114166450A CN202111251668.XA CN202111251668A CN114166450A CN 114166450 A CN114166450 A CN 114166450A CN 202111251668 A CN202111251668 A CN 202111251668A CN 114166450 A CN114166450 A CN 114166450A
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- 238000012360 testing method Methods 0.000 title claims abstract description 34
- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000012216 screening Methods 0.000 title claims abstract description 14
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 238000007689 inspection Methods 0.000 claims 1
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000012795 verification Methods 0.000 abstract description 4
- 238000005266 casting Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 229910000861 Mg alloy Inorganic materials 0.000 description 1
- SNAAJJQQZSMGQD-UHFFFAOYSA-N aluminum magnesium Chemical compound [Mg].[Al] SNAAJJQQZSMGQD-UHFFFAOYSA-N 0.000 description 1
- 230000006353 environmental stress Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/02—Vibration-testing by means of a shake table
- G01M7/06—Multidirectional test stands
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention provides a vibration tool and a method for improving the screening test efficiency of a to-be-tested product, wherein the vibration tool comprises a vibration tool main body, and the vibration tool main body comprises a bottom plate, two first vertical plates and two second vertical plates which are symmetrically distributed; a plurality of lightening holes are arranged on the planes of the bottom plate, the two first vertical plates and the two second vertical plates; the first vertical plate and the second vertical plate are arranged in an inclined mode from top to bottom, 4 rectangular lightening holes are symmetrically distributed in the middle of the bottom plate, each vertical plate is provided with two lightening holes, and the lightening holes are symmetrically distributed on two sides of the upper end of each vertical plate; each article to be measured is fixed at the inside of the vertical plate through 8 bolts distributed circumferentially. The X, Y, Z triaxial test verification of 4 sets of products can be completed by starting the vibration test bed for 4 times, the test efficiency is improved by 3 times, the test time is effectively shortened, and the vibration tool is easy to disassemble, wear-resistant and good in stability.
Description
Technical Field
The invention relates to the technical field of experimental equipment of an object to be tested, in particular to a vibration tool and a method for improving the screening test efficiency of the object to be tested.
Background
Based on products applied to specific environments, three-axis tests such as environmental stress screening (circular screen vibration), random vibration, road transportation and the like are required to verify, and at present, the products to be tested are detected through a traditional vibration tool, and the traditional tool can only clamp one set of products, so that the test time of the products is greatly influenced, and the products to be tested are difficult to deliver on schedule.
Disclosure of Invention
In order to solve the technical problems, the invention provides a vibration tool and a method for improving the screening test efficiency of an article to be tested, and aims to solve the technical problems that the vibration tool of the article to be tested can only clamp one set of product, the test time of the product is influenced, and the efficiency is low in the prior art.
According to a first aspect of the present invention, there is provided a vibration tool for improving efficiency of a screening test of an object to be tested, where the object to be tested needs to undergo a triaxial test, the vibration tool comprising:
the vibration tool comprises a vibration tool main body, a base plate, two first vertical plates and two second vertical plates, wherein the two first vertical plates are symmetrically distributed;
the special gaskets are respectively arranged at the positions of the stepped hole counter bores on the bottom plate, the two first vertical plates and the two second vertical plates;
a plurality of reinforcing ribs arranged on the bottom plate, the two first vertical plates and the two second vertical plates;
a plurality of lightening holes are arranged on the planes of the bottom plate, the two first vertical plates and the two second vertical plates;
the first vertical plates and the second vertical plates are arranged in an inclined mode from top to bottom, and the area of the top end surrounded by the two first vertical plates and the two second vertical plates is smaller than the area of the bottom plate surrounded by the bottom end;
each article to be measured is fixed at the riser inboard through 8 fixed knot that are the circumference and distribute, and article to be measured is fixed to every riser promptly.
According to a second aspect of the present invention, there is provided a method for improving efficiency of screening test of an object to be tested, the method being applied to the vibration tool for improving efficiency of screening test of the object to be tested, the method comprising the following steps:
step S101: fixing all gaskets on a vibration tool main body, fixing 4 sets of to-be-detected articles on the vibration tool main body through bolts, and fixing the vibration tool main body on a vibration table through bolts;
step S102: starting the vibration table to finish X-direction vibration of two sets of products to be tested and Z-direction vibration of the other two sets of products to be tested; the two sets of to-be-tested products which finish X-direction vibration are marked as first-class products, and the two sets of to-be-tested products which finish Z-direction vibration are marked as second-class products;
step S103: rotating the second type of product by 90 degrees, and keeping the first type of product still; starting the vibrating table again to finish the Y-direction vibration of the second type of products, wherein the first type of products still vibrate in the X direction;
step S104: rotating the vibration tool by 90 degrees, starting the vibration table for the third time, and finishing the Z-direction vibration of the first type of products and the X-direction vibration of the second type of products;
step S105: rotating the first type of product by 90 degrees, and keeping the second type of product still; and starting the vibration table for the fourth time to finish the Y-direction vibration of the first type of products, wherein the second type of products still vibrate in the X direction.
According to the scheme provided by the invention, the vibration tool capable of clamping four sets of to-be-tested products simultaneously is provided, so that the test time is shortened, and the vibration test efficiency of the to-be-tested products is improved. The method has the following technical effects:
1. a traditional vibration tool is used for clamping 1 set of products, the tool direction and the product installation direction are changed, X, Y, Z triaxial test verification of 1 set of products is completed, and a vibration test bed needs to be started for 3 times. The X, Y, Z triaxial test verification of 4 sets of products can be completed by starting the vibration test bed for 4 times, the vibration test efficiency is improved by 3 times, and the test time is effectively shortened;
2. the structure of the invention adopts an integral forming process (casting forming) for processing, and then each contact surface is machined. The planes are connected by using the reinforcing ribs, so that the structural rigidity is improved while the quality of the tool is reduced, and the stability of the vibration tool is better;
3. the product is fixed with the tool through the plurality of screws, the tool is fixed with the vibrating table through the plurality of screws, and the tool is repeatedly used and disassembled, so that the bottom surfaces of the countersunk holes connected with the tool and the product, the tool and the vibrating table are seriously abraded.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and, together with the description, serve to explain the principles of the invention. In the drawings:
fig. 1 is a schematic view of a vibration tool with an object to be measured mounted thereon according to an embodiment of the present invention;
FIG. 2 is a schematic view of a top view of a vibration tool according to an embodiment of the present invention;
FIG. 3 is a side view of a vibration tool according to an embodiment of the present invention;
fig. 4 is a schematic view of a gasket structure according to an embodiment of the present invention.
Reference numerals:
1: vibrating the tool main body; 2: a gasket; 3: a first to-be-tested object; 4: a second product to be tested; 5: a third product to be tested; 6: a fourth product to be tested; 11: a base plate; 12: a first vertical plate; 13: a second vertical plate; 14: reinforcing ribs; 15: lightening holes/lightening slots; 16: lightening holes/lightening slots; 17: lightening holes/lightening slots; 18: lightening holes/lightening slots; 19: lightening holes/lightening slots.
Detailed Description
First, a vibration tool for improving the efficiency of a screening test of an object to be tested according to an embodiment of the present invention will be described with reference to fig. 1 to 4. As shown in fig. 1 to 4, the vibration tool for improving the efficiency of the screening test of the to-be-tested object includes:
the tool comprises a vibration tool main body 1, wherein the vibration tool main body 1 comprises a bottom plate 11, two first vertical plates 12 which are symmetrically distributed and two second vertical plates 13 which are symmetrically distributed;
the special gaskets 2 are respectively arranged at the positions of the stepped hole counter bores on the bottom plate 11, the two first vertical plates 12 and the two second vertical plates 13;
a plurality of reinforcing ribs 14 arranged on the bottom plate 11, the two first vertical plates 12 and the two second vertical plates 13;
a plurality of lightening holes are arranged on the planes of the bottom plate 11, the two first vertical plates 12 and the two second vertical plates 13;
the first vertical plates 12 and the second vertical plates 13 are arranged in an inclined manner from top to bottom, and the area of the top end surrounded by the two first vertical plates 12 and the two second vertical plates 13 is smaller than the area of the bottom plate 11 surrounded by the bottom end;
each article to be measured is fixed at the riser inboard through 8 fixed knot that are the circumference and distribute, and article to be measured is fixed to every riser promptly.
The main bodies of the two first vertical plates 12 and the two second vertical plates 13 are uniformly provided with 8 stepped holes which are distributed circumferentially, and the counter bore position of each stepped hole is uniformly provided with two threaded holes; the two threaded holes are used for fixing the special washer 2 through two countersunk head screws; each article to be measured passes through the through-hole of special packing ring 2 and shoulder hole in proper order through 8 bolts that are the circumference and distributes and fixes at the riser inboard, 4 risers are fixed 4 products altogether promptly.
Further, in this embodiment, the bottom plate 11 is divided into a central portion and a peripheral portion surrounding the central portion, the central portion is an inner side surrounded by four standing plates, an area of the central portion is three fifths of that of the bottom plate 11, and the peripheral portion is an outer side surrounded by the four standing plates.
Furthermore, 8 stepped holes are distributed in the central part and the peripheral part of the bottom plate 11, and two threaded holes are distributed in the counter bore position of each stepped hole; the two threaded holes are used for fixing the special washer 2 through two countersunk head screws; pass special packing ring 2 and the through-hole that distributes the ladder hole on bottom plate 11 in proper order through the mounting, will vibration frock main part 1 is fixed with the vibration test bench. In this embodiment, the fixing member may be a bolt.
Furthermore, the central part of the bottom plate 11 is provided with 4 identical rectangular holes 15, and the bottom surface of the bottom plate 11 facing to the outside is provided with 4 identical rectangular grooves 16; each of the first vertical plate 12 and the second vertical plate 13 is provided with a plurality of rectangular holes or rectangular grooves on the plane where the vertical plate is located. The purpose of setting up rectangular hole, rectangular channel is the weight that alleviates the frock, improves structural rigidity, can also play the effect of handle simultaneously.
Further, a plurality of reinforcing ribs 14 are arranged on the outer sides of the joints of the bottom plate 11, the two first vertical plates 12 and the two second vertical plates 13, and are used for further improving the rigidity of the tool.
In the embodiment, the vibration tool main body 1 is processed by adopting an integral casting process, the tool material is aluminum-magnesium alloy, the density is low, the tool mass can be reduced, and the structural rigidity is increased; the strength is high, and the bearing capacity is certain; good rigidity and strong shock resistance.
The following explains a method for improving the efficiency of a screening test of an object to be tested, which is applied to the vibration tool for improving the efficiency of the screening test of the object to be tested, and comprises the following steps:
step S101: fixing all the gaskets 2 on the vibration tool main body 1, fixing 4 sets of to-be-detected articles on the vibration tool main body 1 through bolts, and fixing the vibration tool main body 1 on a vibration table through bolts;
step S102: starting the vibration table to finish X-direction vibration of two sets of products to be tested and Z-direction vibration of the other two sets of products to be tested; the two sets of to-be-tested products which finish X-direction vibration are marked as first-class products, and the two sets of to-be-tested products which finish Z-direction vibration are marked as second-class products;
in this embodiment, because four sets of to-be-measured articles are arranged in the difference of the position of vibration frock main part, can accomplish the X of two sets of to-be-measured articles and the Z of two sets of to-be-measured articles to vibrate when starting the shaking table once.
Step S103: rotating the second type of product by 90 degrees, and keeping the first type of product still; starting the vibrating table again to finish the Y-direction vibration of the second type of products, wherein the first type of products still vibrate in the X direction;
step S104: rotating the vibration tool by 90 degrees, starting the vibration table for the third time, and finishing the Z-direction vibration of the first type of products and the X-direction vibration of the second type of products;
step S105: rotating the first type of product by 90 degrees, and keeping the second type of product still; and starting the vibration table for the fourth time to finish the Y-direction vibration of the first type of products, wherein the second type of products still vibrate in the X direction.
Therefore, the vibration tool provided by the invention does not need to replace a vibration table, the three-axis direction switching is realized through the tool replacing direction and the product mounting direction, X, Y, Z three-axis test verification of 4 sets of products can be completed after 4 times of vibration table starting, compared with the traditional vibration tool which can only clamp one set of products, the vibration test efficiency is improved by at least 3 times, the test time is effectively shortened, and the on-time delivery of the products is ensured.
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
The above embodiments are only used to illustrate the technical solutions of the present application, and not to limit the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions in the embodiments of the present application.
Claims (6)
1. The utility model provides an improve the vibration frock of the article screening test efficiency that awaits measuring, its characterized in that, the article that awaits measuring need pass through triaxial inspection, the vibration frock includes:
the tool comprises a vibration tool main body (1), wherein the vibration tool main body (1) comprises a bottom plate (11), two first vertical plates (12) which are symmetrically distributed and two second vertical plates (13) which are symmetrically distributed;
the special gaskets (2) are respectively arranged at the positions of the stepped hole counter bores on the bottom plate (11), the two first vertical plates (12) and the two second vertical plates (13);
a plurality of reinforcing ribs (14) arranged on the bottom plate (11), the two first vertical plates (12) and the two second vertical plates (13);
a plurality of lightening holes are arranged on the planes of the bottom plate (11), the two first vertical plates (12) and the two second vertical plates (13);
the first vertical plates (12) and the second vertical plates (13) are arranged in an inclined mode from top to bottom, and the area of the top end surrounded by the two first vertical plates (12) and the two second vertical plates (13) is smaller than the area of the bottom plate (11) surrounded by the bottom end;
each article to be measured is fixed at the riser inboard through 8 fixed knot that are the circumference and distribute, and article to be measured is fixed to every riser promptly.
2. The vibration tool according to claim 1, wherein the fixing structure is a stepped hole, the stepped hole is respectively arranged on the main bodies of the two first vertical plates (12) and the two second vertical plates (13), and each vertical plate is provided with 8 circumferentially distributed stepped holes; two threaded holes are formed in the counter bore of each stepped hole; the two threaded holes are used for fixing the special washer (2) through two countersunk head screws; each object to be tested sequentially penetrates through the special washer (2) and the through hole of the stepped hole through 8 bolts distributed in the circumferential direction and is fixed on the inner side of the vertical plate.
3. The vibration tool according to claim 2, wherein the bottom plate (11) is divided into a central part and a peripheral part surrounding the central part, the central part is an inner side surrounded by four vertical plates, and the area of the central part is three fifths of that of the bottom plate (11); the central part and the peripheral part of the bottom plate (11) are respectively provided with 8 stepped holes, and the counter bore position of each stepped hole is respectively provided with two threaded holes; the two threaded holes are used for fixing the special washer (2) through two countersunk head screws; the vibration tool is fixed on the vibration table through a plurality of bolts sequentially penetrating through the special washer (2) and the through holes distributed in the stepped holes in the bottom plate (11).
4. The vibration tool according to claim 3, characterized in that 4 identical rectangular lightening holes (15) are separately arranged in the central part of the bottom plate (11), and the 4 lightening rectangular holes (15) are distributed symmetrically with respect to the center of the bottom plate (11); the bottom surface of the bottom plate (11) facing the outside is provided with 4 identical rectangular grooves (16).
5. The vibration tool according to claim 1, wherein two rectangular lightening holes are formed in the plane of each of the two first vertical plates (12) and the two second vertical plates (13), and the lightening holes in the vertical plates are symmetrically distributed on two sides of the upper ends of the vertical plates.
6. A method of improving the efficiency of a triage test to be tested, the method using the vibration tool of any one of claims 1-5, the method comprising the steps of:
step S101: fixing all the gaskets (2) on the vibration tool main body (1), fixing 4 sets of to-be-detected articles on the vibration tool main body (1) through bolts, and fixing the vibration tool main body (1) on a vibration table through bolts;
step S102: starting the vibration table to finish X-direction vibration of two sets of products to be tested and Z-direction vibration of the other two sets of products to be tested; the two sets of to-be-tested products which finish X-direction vibration are marked as first-class products, and the two sets of to-be-tested products which finish Z-direction vibration are marked as second-class products;
step S103: rotating the second type of product by 90 degrees, and keeping the first type of product still; starting the vibrating table again to finish the Y-direction vibration of the second type of products, wherein the first type of products still vibrate in the X direction;
step S104: rotating the vibration tool by 90 degrees, starting the vibration table for the third time, and finishing the Z-direction vibration of the first type of products and the X-direction vibration of the second type of products;
step S105: rotating the first type of product by 90 degrees, and keeping the second type of product still; and starting the vibration table for the fourth time to finish the Y-direction vibration of the first type of products, wherein the second type of products still vibrate in the X direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111251668.XA CN114166450A (en) | 2021-10-25 | 2021-10-25 | Vibration tool and method for improving screening test efficiency of to-be-tested object |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111251668.XA CN114166450A (en) | 2021-10-25 | 2021-10-25 | Vibration tool and method for improving screening test efficiency of to-be-tested object |
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| Publication Number | Publication Date |
|---|---|
| CN114166450A true CN114166450A (en) | 2022-03-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111251668.XA Withdrawn CN114166450A (en) | 2021-10-25 | 2021-10-25 | Vibration tool and method for improving screening test efficiency of to-be-tested object |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114963896A (en) * | 2022-04-29 | 2022-08-30 | 南京航空航天大学 | Vibration clamp with two-in-one-drag-spring |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104567934A (en) * | 2015-01-22 | 2015-04-29 | 中航捷锐（北京）光电技术有限公司 | Jig for vibration test of fiber-optic gyroscope and testing method |
| CN106525369A (en) * | 2016-11-10 | 2017-03-22 | 哈尔滨建成集团有限公司 | Vibration testing specialized clamp for electronic assembling component |
| CN210400787U (en) * | 2019-07-01 | 2020-04-24 | 湖南航天天麓新材料检测有限责任公司 | Vibration test tool for electronic product |
| CN212844267U (en) * | 2020-07-21 | 2021-03-30 | 无锡国芯微电子系统有限公司 | Novel vibration test tool |
-
2021
- 2021-10-25 CN CN202111251668.XA patent/CN114166450A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104567934A (en) * | 2015-01-22 | 2015-04-29 | 中航捷锐（北京）光电技术有限公司 | Jig for vibration test of fiber-optic gyroscope and testing method |
| CN106525369A (en) * | 2016-11-10 | 2017-03-22 | 哈尔滨建成集团有限公司 | Vibration testing specialized clamp for electronic assembling component |
| CN210400787U (en) * | 2019-07-01 | 2020-04-24 | 湖南航天天麓新材料检测有限责任公司 | Vibration test tool for electronic product |
| CN212844267U (en) * | 2020-07-21 | 2021-03-30 | 无锡国芯微电子系统有限公司 | Novel vibration test tool |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114963896A (en) * | 2022-04-29 | 2022-08-30 | 南京航空航天大学 | Vibration clamp with two-in-one-drag-spring |
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Application publication date: 20220311 |
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